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Finding the Fourth Proportional to 346,593.33, 478,311.48 and 191,545.97

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Solution

The fourth proportional to 346,593.33, 478,311.48 and 191,545.97 is: 264,340.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,593.33 : 478,311.48 = 191,545.97 : x
  2. Step 2: Convert to fraction form
    346,593.33/478,311.48 = 191,545.97/x
  3. Step 3: Cross multiply
    346,593.33x = 478,311.48 × 191,545.97
  4. Step 4: Simplify right side
    346,593.33x = 91,618,634,007.18
  5. Step 5: Solve for x
    x = 91,618,634,007.18/346,593.33
  6. Step 6: Final answer
    x = 264,340.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.